SAT Algebra Review

Front

What are the values of a, b, and c in the quadratic equation 2x² - 3x + 24 = 0?

Back

a = 2, b = -3, c = 24

Front

If y varies inversely as the square of x, and y = 4 when x = 2, what is y when x = 3?

Back

y = 16/9

Front

If y varies inversely as the square of x, what happens to y when x is multiplied by 4?

Back

y is divided by 16.

Front

What is the value of 4^0?

Back

1

Front

What is the SAT test date on April 9th?

Back

The SAT's are being administered on April 9th.

Front

What is the quadratic formula used to solve ax² + bx + c = 0?

Back

x = (-b ± √(b² - 4ac)) / (2a)

Front

Define 'inverse variation'.

Back

Inverse variation occurs when one variable increases while the other decreases, such that their product is constant.

Front

What is the relationship between x and y in the equation y = k/x²?

Back

y varies inversely with the square of x.

Front

If y = k/x² and k = 8, what is y when x = 4?

Back

y = 8/16 = 1/2.

Front

What does it mean for a function to be quadratic?

Back

A quadratic function is a polynomial function of degree 2, typically in the form f(x) = ax² + bx + c.